Brother PA-BU-001 Rechargeable battery base with integrated Li-Ion battery | This Brother battery base can be used in your QL8 series labeler | Rechargeable, so you'll be able to use it over and over again | Easy to connect to your labeller | Built-in high-capacity Li-ion battery | Fast charge time of 2 hours 30 minutes or less | Prints 4,300 labels (mono) or 1,400 (2 colour) (continuous printing using USB when fully charged) | Compatible with the Brother QL810W and Brother QL820NWB | Hardware | BXXPABU001 | 4977766769167